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Summary
Dr. Ronald Jefferson is an internal medicine and family medicine physician with over five decades of medical experience. He earned his medical degree from the University of Michigan Medical School and completed his residency at LAC USC Medical Center. Dr. Jefferson brings 52 years of clinical expertise to his practice, allowing him to care for patients across multiple age groups and medical conditions.
Dr. Jefferson practices at Charles R Drew University Oasis Clinic and Los Angeles General Medical Center, both located in Los Angeles, California. He maintains hospital affiliations with Kedren Acute Psychiatric Hospital and Los Angeles General Medical Center. His clinical focus includes helping patients manage weight concerns and high blood pressure. Jefferson also incorporates physical therapy and strength training approaches into patient care plans when appropriate.
Dr. Jefferson practices at Charles R Drew University Oasis Clinic and Los Angeles General Medical Center, both located in Los Angeles, California. He maintains hospital affiliations with Kedren Acute Psychiatric Hospital and Los Angeles General Medical Center. His clinical focus includes helping patients manage weight concerns and high blood pressure. Jefferson also incorporates physical therapy and strength training approaches into patient care plans when appropriate.
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Quick Facts
- 52 years of experience
- Lac Usc Medical Center
- 3 specialties
- 8 areas of expertise
- 3 board certifications
- 2 hospital affiliations
- 2 office locations
- Male
Office Locations
Dr. Ronald Eugene Jefferson has 2 locationsCharles R Drew University Oasis Clinic
1807 E 120th StLos Angeles, CA 90059 Tel: (424) 338-2929
Mon8:00 am - 4:30 pm
Tue8:00 am - 8:00 pm
Wed8:00 am - 4:30 pm
Thu8:00 am - 4:30 pm
Fri8:00 am - 4:30 pm
SatClosed
SunClosed
Compare with Similar Doctors
 |  |  |  |
| Dr. Ronald Eugene Jefferson, MD | Dr. Tooba Rehman, MD | Dr. Nima Ghadimi, MD | Karthikeyan Viswanathan, DO |
| Internal Medicine | Internal Medicine | Internal Medicine | Internal Medicine |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | |
| 52 Years of Experience | 16 Years of Experience | 29 Years of Experience | 12 Years of Experience |
| No Virtual Visit Option | Virtual Visit Available | Virtual Visit Available | Virtual Visit Available |
| Speaks English, Spanish | Speaks English, Tamil | ||
| Los Angeles , CA | Katy , TX | Scottsdale , AZ | Los Altos , CA |
| Med School: University Of Michigan Medical School | Med School: CHICAGO MEDICAL SCHOOL AT ROSALIND FRANKLIN UNIVERSITY OF MEDICINE & SCIENCE | Med School: Univ Iberoamericana Unibe Santo Domingo | Med School: Bassett Medical Center - Cooperstown, New York |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. Ronald Eugene Jefferson
Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.
Medical Specialties
Dr. Ronald Eugene Jefferson has the following 3 specialties
Specialty Expertise
Dr. Ronald Eugene Jefferson has the following 8 areas of expertise
Certifications, License, & Education
52 Years Experience
MEDICAL LICENSE
Medical Doctor, California, 2026, Active
EDUCATION & TRAINING
Residency
Lac Usc Medical Center
Medical School
University Of Michigan Medical SchoolGraduated in 1974
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Frequently Asked Questions
- Does Dr. Ronald Jefferson accept my insurance?
- You can see the insurance plans that Dr. Ronald Jefferson accepts on their Vitals profile.
- Is Dr. Ronald Jefferson accepting new patients?
- Dr. Ronald Jefferson has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
- Where is Dr. Ronald Jefferson's office located?
- Dr. Ronald Jefferson's office is located at 1807 E 120th St, Los Angeles, CA, 90059.
- How can I make an appointment with Dr. Ronald Jefferson?
- You can find contact information for Dr. Ronald Jefferson here on Vitals.
- Which hospitals is Dr. Ronald Jefferson affiliated with?
- Dr. Ronald Jefferson is affiliated with Kedren Acute Psychiatric Hospital and Los Angeles General Medical Center.
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